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Thus, the radioactivity excreted in the urine during the 24 hours following the administration of the labeled B12 will reveal the answer
Wash your hands and gather the sealed KLOW vial, bacteriostatic water, a sterile 35 mL syringe with a fresh needle, and alcohol swabs
Self-amplifying mRNA generates high and more durable expression of the encoded coronavirus antigens, which could translate to greater immunogenicity than nonamplifying mRNA vaccines [155, 156]
Washington, DC: The National Academies Press
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